Episode 2: How?

If we're trying to do the most good, how should we think about finding out what works, how can experimental methods give us better insights, and how do we face up to evidence that challenges our existingbeliefs?

Episode 3: What

If we want to make the biggest difference, what are some actions we can take that really help, what causes do we have the biggest potential to affect, and what is the link between poverty, malaria, andbednets?